CS48540-CQZ Cirrus Logic Inc, CS48540-CQZ Datasheet - Page 5

• Manufacturer Part Number: CS48540-CQZ
• Description: Audio DSPs High Perform. 32-Bit Audio Decoder DSP
• Manufacturer: Cirrus Logic Inc

Specifications of CS48540-CQZ

• Operating Supply Voltage: 1.8 V
• Mounting Style: SMD/SMT
• Package / Case: LQFP-48
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1. Documentation Strategy
2. Overview
2.1 Licensing
DS734F3
This document should be used in conjunction with the following documents when evaluating or
designing a system around the CS485xx family of processors.
CS485xx family of devices. This includes hardware functionality, characteristic data, pinout, and
packaging information.
programmer, and the quality control engineer.
digital audio. The dual clock domain provided on the PCM inputs allows for the mixing of audio
streams with different sampling frequencies. The low-power standby preserves battery life for
applications which are always on, but not necessarily processing audio, such as automotive audio
systems.
differentiated by the number of inputs and outputs available. All DSPs support dual input clock
domains and dual audio processing paths. All DSPs are available in a 48-pin QFP package. Please
refer to
contact your local Cirrus Logic Sales representative for more information.
The CS485xx Family Data Sheet describes the CS485xx family of multichannel audio processors.
The scope of the CS485xx Family Data Sheet is primarily the hardware specifications of the
The intended audience for the CS485xx Family Data Sheet is the system PCB designer, MCU
The CS485xx DSP Family is designed to provide high-performance post-processing and mixing of
There are three devices comprising the CS485xx family. The CS48520, CS48540 and CS48560 are
Licenses are required for all of the 3
AN298 - CS485xx Family Firmware User’s Manual
Table 2 on page 7
CS485xx Family Hardware User’s Manual
DSP Composer User’s Manual
CS485xx Family Data Sheet
Document Name
Table 1. CS485xx Family Related Documentation
for the input, output, firmware features of each device.
Copyright 2009 Cirrus Logic, Inc.
rd
party audio processing algorithms listed in
CONFIDENTIAL
This document
Includes detailed system design information including
Typical Connection Diagrams, Boot-Procedures, Pin
Descriptions, etc.
Includes detailed firmware design information
including signal processing flow diagrams and control
API information
Includes detailed configuration and usage
information for the GUI development tool.
Description
32-bit Audio Decoder DSP Family
CS485xx Family Data Sheet
Section 3.
Please
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